81490383

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{4273}}^1$

素因数の和:4455

約数の個数: 24

約数和(自身を含む): 127570352

約数和(自身を除く): 46079969

約数列:

[1, 3, 9, 13, 39, 117, 163, 489, 1467, 2119, 4273, 6357, 12819, 19071, 38457, 55549, 166647, 499941, 696499, 2089497, 6268491, 9054487, 27163461, 81490383]

約数ペア:

[(1, 81490383), (3, 27163461), (9, 9054487), (13, 6268491), (39, 2089497), (117, 696499), (163, 499941), (489, 166647), (1467, 55549), (2119, 38457), (4273, 19071), (6357, 12819)]